#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
int main()
{
	int a = 10;
	int b = 20;
	printf("%p\n", &a);
	printf("%p\n", &b);
	printf("%d\n", sizeof(&a));
	printf("%d\n", sizeof(&b));
	int* pa = &a;
	int* pb = &b;
	printf("%d\n", *pa);
	printf("%d\n", *pb);
	return 0;
}